{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896845,-0.442345,0.000000,0.000000,0.287255,-0.582404,0.760454,0.000000,-0.335428,0.680073,0.651912,0.000000,-2142455.806488,4343781.518897,4136035.021325,1],    "boundingVolume": {    "region": [2.028918,0.710050,2.029098,0.710155,0.000000,8.153087]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/13_1781345.b3dm"}}}